title: [Study on the treatment of head and neck late recurrence tumors by using multi-bullet radiofrequency therapy].
mesh_terms: D000368:Aged; D017115:Catheter Ablation / Q000295:instrumentation / Q000379:methods*; D005260:Female; D005500:Follow-Up Studies; D006258:Head and Neck Neoplasms / Q000000981:diagnostic imaging / Q000601:surgery*; D006801:Humans; D008297:Male; D008875:Middle Aged; D009303:Nasopharyngeal Neoplasms / Q000000981:diagnostic imaging / Q000601:surgery; D009364:Neoplasm Recurrence, Local / Q000601:surgery*; D014057:Tomography, X-Ray Computed